CSVGC Year 4 Numeracy Rievision Questions for 2nd term

Front

Change 0.5 to a fraction in its lowest term

Back

1/2

Answer explanation

To convert 0.5 to a fraction, recognize that 0.5 is equivalent to 5/10. Simplifying 5/10 by dividing both the numerator and denominator by 5 gives 1/2, which is the fraction in its lowest term.

Front

Convert 0.25 to a fraction in its lowest term

Back

1/4

Answer explanation

To convert 0.25 to a fraction, recognize that 0.25 is equivalent to 25/100. Simplifying this fraction by dividing both the numerator and denominator by 25 gives 1/4, which is the lowest term.

Front

Change 23/1000 to a decimal fraction

Back

0.023

Answer explanation

To convert 23/1000 to a decimal, divide 23 by 1000. This gives 0.023, which is the correct decimal fraction. The other options are incorrect as they represent different values.

Front

Expand the decimal fraction 37.783

Back

30 + 7 + 0.7 + 0.08 + 0.003

Answer explanation

To expand the decimal fraction 37.783, break it down into its whole and decimal parts: 30 (30), 7 (7), 0.7 (0.7), 0.08 (0.08), and 0.003 (0.003). The correct choice is 30 + 7 + 0.7 + 0.08 + 0.003.

Front

23.543 = 20 + 3 + 0.5 + X + 0.003

Back

0.04

Answer explanation

To find X, sum the known values: 20 + 3 + 0.5 + 0.003 = 23.503. Then, subtract from 23.543: 23.543 - 23.503 = 0.04. Thus, the value of X is 0.04.

Front

What is the value of 7 in 6.673?

Back

Hundredths

Answer explanation

In the number 6.673, the digit 7 is in hundredths place, the second digit to the right of the decimal point. Therefore, the correct answer is 'hundredths'.

Front

Which digit is in thousandth place in the number 89.5643?

Back

4

Answer explanation

In the number 89.5643, the digit in the thousandths place is 4, which is the third digit to the right of the decimal point. Therefore, the correct answer is 4.

Front

Round 13.56 to the nearest whole number

Back

14

Answer explanation

To round 13.56 to the nearest whole number, look at the digit after the decimal point (5). Since it is 5 or greater, round up to 14. Therefore, the correct answer is 14.

Front

Approximate 67.859 to the nearest hundredth

Back

67.86

Answer explanation

To round 67.859 to the nearest hundredth, look at the third decimal place (9). Since it's 5 or more, round up the second decimal place (5) to 6, resulting in 67.86.

Front

Approximating 3.2659 to 3 decimal places.

Back

3.266

Answer explanation

To approximate 3.2659 to 3 decimal places, we look at the fourth decimal (9). Since 9 is greater than 5, we round up the third decimal (5) to 6, resulting in 3.266.