Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 65 − 61 by rounding each number to the nearest 10: ______
- Estimate 36 + 88 by rounding each number to the nearest 10: ______
- Estimate 77 + 37 by rounding each number to the nearest 10: ______
- Estimate 61 + 54 by rounding each number to the nearest 10: ______
- Estimate 41 − 34 by rounding each number to the nearest 10: ______
- Estimate 76 + 71 by rounding each number to the nearest 10: ______
- Estimate 77 + 60 by rounding each number to the nearest 10: ______
- Estimate 25 − 40 by rounding each number to the nearest 10: ______
- Estimate 86 + 59 by rounding each number to the nearest 10: ______
- Estimate 56 + 39 by rounding each number to the nearest 10: ______
- Estimate 51 − 68 by rounding each number to the nearest 10: ______
- Estimate 25 + 60 by rounding each number to the nearest 10: ______
- Estimate 56 + 68 by rounding each number to the nearest 10: ______
- Estimate 85 + 80 by rounding each number to the nearest 10: ______
- Estimate 45 − 23 by rounding each number to the nearest 10: ______
- Estimate 63 + 86 by rounding each number to the nearest 10: ______
- Estimate 21 − 70 by rounding each number to the nearest 10: ______
- Estimate 60 − 24 by rounding each number to the nearest 10: ______
- Estimate 58 − 40 by rounding each number to the nearest 10: ______
- Estimate 86 − 76 by rounding each number to the nearest 10: ______