ratios
PEMDAS
Adding big numbers
multiplication
divition
100

The ratio of boys too girls on a field trips is 3:1.What dose this ratio mean?

1.For every 3 boys,there is 1 girl.

2.for every 3 girls,There is 1 boy.

3.For every 4 boys,There are 3 girls

4.For every 4 girls, there are 3 boys.

For every 3 boys, there is 1 girl.

100


2(6+7)x 6 =

156

100

1256348 +5740925

6997173

100

33 x 20 =

660

100

123/6

20.5

200

A bag contains 6 blue marbles, 8 green marbles, 9 red marbles, and 17 yellow marbles. What is the ratio of blue marbles to total marbles.

3:20

200

87694673+83762047

171456720

300

At a pet store, the numbers of cats is four times the number of dogs. Which ratio represents the number of dogs to the number of cats?

1:4

300

3636553+5737843

9374396

400

74674664+75685688

150360352

400

1200 x 23 =

27600

500

47829364+83756284

131585648

500

1345 x 14 =

18830.

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