Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 48 − 44 by rounding each number to the nearest 10: ______
- Estimate 28 + 88 by rounding each number to the nearest 10: ______
- Estimate 21 + 49 by rounding each number to the nearest 10: ______
- Estimate 64 − 73 by rounding each number to the nearest 10: ______
- Estimate 47 − 81 by rounding each number to the nearest 10: ______
- Estimate 76 + 60 by rounding each number to the nearest 10: ______
- Estimate 62 + 50 by rounding each number to the nearest 10: ______
- Estimate 29 + 31 by rounding each number to the nearest 10: ______
- Estimate 76 − 22 by rounding each number to the nearest 10: ______
- Estimate 64 − 64 by rounding each number to the nearest 10: ______
- Estimate 73 − 54 by rounding each number to the nearest 10: ______
- Estimate 71 − 22 by rounding each number to the nearest 10: ______
- Estimate 46 − 22 by rounding each number to the nearest 10: ______
- Estimate 86 + 56 by rounding each number to the nearest 10: ______
- Estimate 45 + 89 by rounding each number to the nearest 10: ______
- Estimate 45 − 24 by rounding each number to the nearest 10: ______
- Estimate 61 − 83 by rounding each number to the nearest 10: ______
- Estimate 35 − 78 by rounding each number to the nearest 10: ______
- Estimate 37 + 38 by rounding each number to the nearest 10: ______
- Estimate 45 − 41 by rounding each number to the nearest 10: ______