Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 37 + 55 by rounding each number to the nearest 10: ______
- Estimate 27 − 84 by rounding each number to the nearest 10: ______
- Estimate 24 + 34 by rounding each number to the nearest 10: ______
- Estimate 31 − 64 by rounding each number to the nearest 10: ______
- Estimate 38 + 22 by rounding each number to the nearest 10: ______
- Estimate 82 − 33 by rounding each number to the nearest 10: ______
- Estimate 28 − 23 by rounding each number to the nearest 10: ______
- Estimate 66 − 24 by rounding each number to the nearest 10: ______
- Estimate 51 + 29 by rounding each number to the nearest 10: ______
- Estimate 82 + 58 by rounding each number to the nearest 10: ______
- Estimate 63 − 24 by rounding each number to the nearest 10: ______
- Estimate 48 − 49 by rounding each number to the nearest 10: ______
- Estimate 81 − 45 by rounding each number to the nearest 10: ______
- Estimate 85 + 41 by rounding each number to the nearest 10: ______
- Estimate 40 + 37 by rounding each number to the nearest 10: ______
- Estimate 86 − 66 by rounding each number to the nearest 10: ______
- Estimate 36 − 28 by rounding each number to the nearest 10: ______
- Estimate 57 − 72 by rounding each number to the nearest 10: ______
- Estimate 88 − 31 by rounding each number to the nearest 10: ______
- Estimate 39 − 56 by rounding each number to the nearest 10: ______