Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 67 − 44 by rounding each number to the nearest 10: ______
- Estimate 83 − 77 by rounding each number to the nearest 10: ______
- Estimate 69 + 65 by rounding each number to the nearest 10: ______
- Estimate 80 − 57 by rounding each number to the nearest 10: ______
- Estimate 85 + 24 by rounding each number to the nearest 10: ______
- Estimate 33 + 40 by rounding each number to the nearest 10: ______
- Estimate 78 + 33 by rounding each number to the nearest 10: ______
- Estimate 83 − 47 by rounding each number to the nearest 10: ______
- Estimate 50 − 54 by rounding each number to the nearest 10: ______
- Estimate 70 − 47 by rounding each number to the nearest 10: ______
- Estimate 51 − 62 by rounding each number to the nearest 10: ______
- Estimate 72 + 27 by rounding each number to the nearest 10: ______
- Estimate 78 + 49 by rounding each number to the nearest 10: ______
- Estimate 85 − 32 by rounding each number to the nearest 10: ______
- Estimate 57 − 52 by rounding each number to the nearest 10: ______
- Estimate 41 − 22 by rounding each number to the nearest 10: ______
- Estimate 30 − 63 by rounding each number to the nearest 10: ______
- Estimate 48 − 53 by rounding each number to the nearest 10: ______
- Estimate 64 − 56 by rounding each number to the nearest 10: ______
- Estimate 79 + 86 by rounding each number to the nearest 10: ______