Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 45 + 59 by rounding each number to the nearest 10: ______
- Estimate 46 + 64 by rounding each number to the nearest 10: ______
- Estimate 60 − 65 by rounding each number to the nearest 10: ______
- Estimate 63 − 51 by rounding each number to the nearest 10: ______
- Estimate 58 − 61 by rounding each number to the nearest 10: ______
- Estimate 59 + 22 by rounding each number to the nearest 10: ______
- Estimate 42 + 58 by rounding each number to the nearest 10: ______
- Estimate 28 − 66 by rounding each number to the nearest 10: ______
- Estimate 35 + 43 by rounding each number to the nearest 10: ______
- Estimate 48 + 87 by rounding each number to the nearest 10: ______
- Estimate 77 − 24 by rounding each number to the nearest 10: ______
- Estimate 51 + 57 by rounding each number to the nearest 10: ______
- Estimate 29 + 59 by rounding each number to the nearest 10: ______
- Estimate 84 − 68 by rounding each number to the nearest 10: ______
- Estimate 40 − 58 by rounding each number to the nearest 10: ______
- Estimate 78 + 60 by rounding each number to the nearest 10: ______
- Estimate 73 − 45 by rounding each number to the nearest 10: ______
- Estimate 34 − 76 by rounding each number to the nearest 10: ______
- Estimate 65 − 89 by rounding each number to the nearest 10: ______
- Estimate 44 + 51 by rounding each number to the nearest 10: ______