Emma's Math Problems

Operations (Pemdas)

100

8+7x9

71

200

6x4-8

16

300

(9x8)6-2

430

400

12x(2+13)

180

500

7x(8+9)-4

115

Rounding Decimals

100

Round 668.92 to the NEAREST TENTHS

668.9

200

Round 785.639 to the NEAREST WHOLE NUMBER

786

300

Round 49.736 to the NEAREST HUNDREDTHS

49.74

400

Round 1032.79 to the NEAREST TENTHS

1032.8

500

Round 91.2467 to the NEAREST THOUSANDTHS

91.247

Adding & Subtracting Decimals

100

3.2+5.4

8.6

200

873.94+745.64

1619.58

300

763.62-527.67

235.95

400

7.23-6.59

0.64

500

897.104-569.133

327.971

Multiplying Decimals

100

76.8 x 4.3

330.24

200

1.2 x 7.8

9.36

300

7.9 x 8.6

67.94

400

9.68 x 7.5

72.700

500

43.1 x 1.9

81.89

Prime & Composite

100

Which ones are PRIME??, 2, 5, 7, 10, 11, 17, 15, 7

2, 5, 7, 11, 17, 7

200

Which numbers are COMPOSITE NUMBERS??, 6, 9, 12, 44, 2, 1, 0, 7, 5, 56

6, 9, 12, 44, 56

300

What is the MEANING for PRIME??

Prime - ONLY 2 FACTORS, NO MORE THAN 2 FACTORS

400

What is the MEANING for COMPOSITE??

Composite - MORE THAN 2 FACTORS, Double digits, Even Numbers

500

What numbers are NEITHER COMPOSITE & PRIME NUMBERS??

0 & 1