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Worksheetsstandard form
Total questions: 12
Worksheet time: 5mins
When is a number written in standard form?
when a number between 1 and 9.9 is multiplied by a power of 10.
when a number between 1 and 10 is multiplied by a power of 10.
when it only multiplies by 10
when it is only multiplied by 100
How do you write this number 650,000,000 in standard form?
6.5 ✕ 107
6.5 x 109
6.5 ✕ 1010
6.5 ✕ 108
What’s the shortest way?
200 hm
500 dam
3 km
600 hm
Express 0.000056 in standard form
5,6 x 10-5
56 x 10-5
5,6 x 10-4
5,6 x 105
5.68 x 108 =?
568 000 000
568 00000
5 680 000 000
0,0000568
Planet Earth is 150 million kilometers from the sun. This number in standard form is ...
1,5 × 108 km
0,15 × 1010 km
1,5 × 10-10 km
0,15 × 109 km
The mass of an electron is approximately 0,000 000 000 000 000 000 000 000 910 938 22 kg. In standard form and rounded to three significant figures is written:
9,10 × 10-31 kg
9,11 × 1031 kg
9,11 × 10-31 kg
9,109 × 10-31 kg
The size of a red globle is about 7,5×10⁻⁷ mm. Which of the following numbers equals?
0,000 000 75
0,000 000 007 5
75000000
75000000000
0.00000005 in standar form is = ?
When multiplying a number by a power of 10, the decimal point moves...
To the left if the exponent is positive and to the right if the exponent is negative.
To the right if the exponent is positive and to the left if the exponent is negative.
Which of these numbers is the largest?
7.1×1012
7.2×1011
72×1011
0.72×1013
It relates each number in standard form, with its respective expression in decimal notation.
1.2×10−8
0.000000012
1.2×10−7
0.00000012
6.02×109
6020000000
6.02×108
602000000
