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7GM Decimal Quiz

Authored by Vicki Ly

Mathematics

7th Grade

15 Questions

Used 1+ times

7GM Decimal Quiz
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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

578

5.78

57.8

0.578

Answer explanation

5 wholes, 7 tenths and 8 hundredths

= 5 + 0.7 + 0.08

= 5.78

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

7.7

7.07

7.77

7.007

Answer explanation

Vertical algorithm

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

29.8

2.98

0.298

298

Answer explanation

Vertical algorithm.

Borrow from the next column if you can't subtract from the top number.

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

6.66

6.6

6.3

3.6

Answer explanation

Vertical algorithm

Add zero's to fill in gaps.

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

8.99

8.9999

8.009

8.991

Answer explanation

Vertical algorithm

Replace gaps with zeros and borrow from the next column if you can't subtract.

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

28

0.28

0.028

2.8

Answer explanation

Ignore the decimal point and multiply the numbers like normal.

Your answer should have the number of decimal places you ignored.

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which of the following numbers is the smallest?

0.067

0.08

0.1

0.154

Answer explanation

Use a place value table

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