Compare: 3.56 3.4
3.56 > 3.4
Estimate each sum or difference by rounding to the place value indicated:
6.57 + 3.61 (tenths)
10.2
Find the sum or difference. NO CALCULATOR.
2.7 + 0.3
3.0
Write the number in scientific notation.
62,000
6.2 x 104
Evaluate the expression. You may use a calculator.
f + 8 = 14.6
f = 6.6
The value of the 2 in this number: 3.26
2 tenths
Estimate each sum or difference by rounding to the place value indicated:
49.82 – 11.56 (ones)
38
Find the sum or difference. NO CALCULATOR.
8.9 – 4.3
4.6
Write the number in scientific notation.
500,000
5 x 105
Evaluate the expression. You may use a calculator.
34.6 + t = 78.6
44
Order from least to greatest:
9.46, 9.6, 9.43, 9.32
9.32, 9.43, 9.46, 9.6
Estimate each product or quotient by overestimating or underestimating. HINT: Round to ones place.
4.8 x 5.76
30
Multiply: 5.2 x 6. NO CALCULATOR.
31.2
Write the number in standard form.
6.793 × 106
6,793,000
Evaluate the expression. You may use a calculator.
5k = 9.5
1.9
Order from greatest to least:
4.23, 4.73, 4.43
4.73, 4.43, 4.23
Estimate each product or quotient by overestimating or underestimating. HINT: Round to ones place.
39.97 x 8.35
320
Divide. NO CALCULATOR.
94.8/6
15.8
Write the number in standard form.
1.4 × 104
14,000
Evaluate the expression. You may use a calculator.
f/7 = 1.4
f = 9.8
The value of the 6 in this number: 12.065
6 hundreths
Estimate each product or quotient by overestimating or underestimating. HINT: Round to ones place.
7.9 x 6.31
48
Evaluate. NO CALCULATOR.
22.1 + x if x = 5.37
27.47
Write the number in scientific notation.
16,900,000
1.69 x 107
Evaluate the expression. You may use a calculator.
v – 42.1 = 9.8
51.9