Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 54 + 60 by rounding each number to the nearest 10: ______
- Estimate 26 + 31 by rounding each number to the nearest 10: ______
- Estimate 34 + 37 by rounding each number to the nearest 10: ______
- Estimate 32 − 39 by rounding each number to the nearest 10: ______
- Estimate 62 + 24 by rounding each number to the nearest 10: ______
- Estimate 81 + 76 by rounding each number to the nearest 10: ______
- Estimate 28 − 66 by rounding each number to the nearest 10: ______
- Estimate 85 − 47 by rounding each number to the nearest 10: ______
- Estimate 89 − 37 by rounding each number to the nearest 10: ______
- Estimate 71 − 22 by rounding each number to the nearest 10: ______
- Estimate 71 + 73 by rounding each number to the nearest 10: ______
- Estimate 45 + 74 by rounding each number to the nearest 10: ______
- Estimate 72 + 86 by rounding each number to the nearest 10: ______
- Estimate 44 + 76 by rounding each number to the nearest 10: ______
- Estimate 85 − 67 by rounding each number to the nearest 10: ______
- Estimate 83 − 59 by rounding each number to the nearest 10: ______
- Estimate 32 + 86 by rounding each number to the nearest 10: ______
- Estimate 42 − 79 by rounding each number to the nearest 10: ______
- Estimate 31 + 51 by rounding each number to the nearest 10: ______
- Estimate 76 − 41 by rounding each number to the nearest 10: ______