Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 80 + 66 by rounding each number to the nearest 10: ______
- Estimate 25 + 47 by rounding each number to the nearest 10: ______
- Estimate 86 + 71 by rounding each number to the nearest 10: ______
- Estimate 62 − 35 by rounding each number to the nearest 10: ______
- Estimate 61 + 80 by rounding each number to the nearest 10: ______
- Estimate 68 − 54 by rounding each number to the nearest 10: ______
- Estimate 77 − 73 by rounding each number to the nearest 10: ______
- Estimate 32 − 45 by rounding each number to the nearest 10: ______
- Estimate 59 − 60 by rounding each number to the nearest 10: ______
- Estimate 24 + 40 by rounding each number to the nearest 10: ______
- Estimate 42 + 82 by rounding each number to the nearest 10: ______
- Estimate 58 − 58 by rounding each number to the nearest 10: ______
- Estimate 32 − 62 by rounding each number to the nearest 10: ______
- Estimate 54 + 83 by rounding each number to the nearest 10: ______
- Estimate 62 + 72 by rounding each number to the nearest 10: ______
- Estimate 66 − 24 by rounding each number to the nearest 10: ______
- Estimate 62 − 34 by rounding each number to the nearest 10: ______
- Estimate 65 + 46 by rounding each number to the nearest 10: ______
- Estimate 88 − 50 by rounding each number to the nearest 10: ______
- Estimate 69 − 85 by rounding each number to the nearest 10: ______