Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 30 + 87 by rounding each number to the nearest 10: ______
- Estimate 69 + 83 by rounding each number to the nearest 10: ______
- Estimate 71 + 63 by rounding each number to the nearest 10: ______
- Estimate 84 − 82 by rounding each number to the nearest 10: ______
- Estimate 62 − 73 by rounding each number to the nearest 10: ______
- Estimate 29 + 44 by rounding each number to the nearest 10: ______
- Estimate 22 − 70 by rounding each number to the nearest 10: ______
- Estimate 60 − 57 by rounding each number to the nearest 10: ______
- Estimate 36 + 61 by rounding each number to the nearest 10: ______
- Estimate 43 + 33 by rounding each number to the nearest 10: ______
- Estimate 30 + 34 by rounding each number to the nearest 10: ______
- Estimate 42 + 59 by rounding each number to the nearest 10: ______
- Estimate 24 + 84 by rounding each number to the nearest 10: ______
- Estimate 84 + 68 by rounding each number to the nearest 10: ______
- Estimate 31 − 54 by rounding each number to the nearest 10: ______
- Estimate 88 − 33 by rounding each number to the nearest 10: ______
- Estimate 72 + 63 by rounding each number to the nearest 10: ______
- Estimate 81 + 28 by rounding each number to the nearest 10: ______
- Estimate 81 − 72 by rounding each number to the nearest 10: ______
- Estimate 74 + 56 by rounding each number to the nearest 10: ______