Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 47 + 37 by rounding each number to the nearest 10: ______
- Estimate 36 − 24 by rounding each number to the nearest 10: ______
- Estimate 63 + 44 by rounding each number to the nearest 10: ______
- Estimate 38 − 69 by rounding each number to the nearest 10: ______
- Estimate 48 + 29 by rounding each number to the nearest 10: ______
- Estimate 23 − 61 by rounding each number to the nearest 10: ______
- Estimate 38 + 71 by rounding each number to the nearest 10: ______
- Estimate 43 + 44 by rounding each number to the nearest 10: ______
- Estimate 37 + 54 by rounding each number to the nearest 10: ______
- Estimate 24 − 31 by rounding each number to the nearest 10: ______
- Estimate 40 − 88 by rounding each number to the nearest 10: ______
- Estimate 63 − 56 by rounding each number to the nearest 10: ______
- Estimate 83 − 71 by rounding each number to the nearest 10: ______
- Estimate 78 − 73 by rounding each number to the nearest 10: ______
- Estimate 25 − 58 by rounding each number to the nearest 10: ______
- Estimate 89 + 81 by rounding each number to the nearest 10: ______
- Estimate 29 − 78 by rounding each number to the nearest 10: ______
- Estimate 48 − 32 by rounding each number to the nearest 10: ______
- Estimate 21 − 37 by rounding each number to the nearest 10: ______
- Estimate 64 − 53 by rounding each number to the nearest 10: ______