Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 44 − 58 by rounding each number to the nearest 10: ______
- Estimate 40 − 64 by rounding each number to the nearest 10: ______
- Estimate 70 + 24 by rounding each number to the nearest 10: ______
- Estimate 81 − 42 by rounding each number to the nearest 10: ______
- Estimate 23 − 46 by rounding each number to the nearest 10: ______
- Estimate 61 + 35 by rounding each number to the nearest 10: ______
- Estimate 74 − 22 by rounding each number to the nearest 10: ______
- Estimate 32 + 73 by rounding each number to the nearest 10: ______
- Estimate 37 + 71 by rounding each number to the nearest 10: ______
- Estimate 84 + 36 by rounding each number to the nearest 10: ______
- Estimate 55 − 40 by rounding each number to the nearest 10: ______
- Estimate 51 + 39 by rounding each number to the nearest 10: ______
- Estimate 73 + 82 by rounding each number to the nearest 10: ______
- Estimate 87 − 63 by rounding each number to the nearest 10: ______
- Estimate 37 + 57 by rounding each number to the nearest 10: ______
- Estimate 64 − 45 by rounding each number to the nearest 10: ______
- Estimate 32 − 66 by rounding each number to the nearest 10: ______
- Estimate 66 + 45 by rounding each number to the nearest 10: ______
- Estimate 46 − 65 by rounding each number to the nearest 10: ______
- Estimate 60 + 68 by rounding each number to the nearest 10: ______