Lucy's math review

hard multiplication

100

10 x(7+(9 x 8))

the answer is 790

9 x 8=72

72+7=79

79 x 10=790

200

78 x 52

the answer is 4056

300

109 x 76

8284

400

7860 x 92 

723120

500

9,782,968 X 89 

870,684,152

exponents

100

5³

125

5 x 5=25

25 x 5= 125

200

7³

343

7 x 7 = 49

49 x 7 = 343

300

8³

512

400

8³ + 5³

637

500

9⁵+(6² + 0)

6597

6 x 6=36

9 x 9 x 9 x 9 x 9 x 9 =6561

36+6561=6597

long division

100

710 / 70

10.14

200

786 / 2

393

300

6980 / 89

78.4

400

798654 / 74 =

1052 and 26/74

500

55020570 / 11 =

5001870

volume

100

7 x 8 x 6

336cm³

200

13 x 9 x 9

1053cm³

300

68 x 9 x 2

1224cm³

400

70 x 65 x 3

13650cm³

500

596 x 74 x 2

88208cm³

bonus review

100

Beatheny has 7 cupcakes she wants to make 6 times as many cupcakes as she has now.If beatheny makes the next batch how many cupcakes will she have in total?

49

6 x 7=42

42 + 7=49

200

5³

125

300

3 - 4

-1

400

9 - 8

1

500

7 + 8

15