rounding decimals
small numbers into scientific notation
multiplication
big numbers into scientific notation
rounding intergers
100
what is 8.999 to 1 S.F.
it is 9
100

what is 0.00000455657 in scientific notation

it is 4.55657 x 10^-7
100
what is 19x6
it is 114
100

what is 1980000 in scientific notation

it is 1.98 x 10^6
100
what is 1387879999 to 4 S.F.
it is 1388000000
200
what is 0.3455 to 1 S.F.
it is 0.3
200

what is 0.123456 in scientific notation

it is 1.23456 x 10^-1
200
what is 12x8
it is 96
200

what is 186000000000 in scientific notation

it is 1.86 x 10^11
200
what is 199999999 to 1 S.F.
it is 20000000
300
what is 0.0000148898 to 3 S.F.
it is 0.0000149
300

what is 0.000878746 in scientific notation

it is 8.787846 x 10^-4


300
what is 15x4 
it is 60
300

what is 579 in scientific notation

it is 5.79 x 10^2
300
what is 3899 to 2 S.F.
it is 3900
400

what is 1.00004 to 2 S.F.

it is 1.0
400

what is 1.0995 in scientific notation

it is 1.0995 x 10^0
400
what is 14x7
it is 98
400

what is 18700000 in scientific notation

it is 1.87 x 10^7
400
what is 12399 to 2 S.F.
it is 12000
500
what is 436.991 to 4 S.F.
it is 437.0
500

what is 0.1657 in scientific notation

it is 1.657 x 10^-1
500
what is 7x7
it is 49
500

what is 200000 in scientific notation

it is 2 x 10^5
500
what is 9999 to 2 S.F.
it is 10000
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