Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 76 + 23 by rounding each number to the nearest 10: ______
- Estimate 36 + 89 by rounding each number to the nearest 10: ______
- Estimate 65 + 45 by rounding each number to the nearest 10: ______
- Estimate 77 + 59 by rounding each number to the nearest 10: ______
- Estimate 24 − 26 by rounding each number to the nearest 10: ______
- Estimate 60 − 35 by rounding each number to the nearest 10: ______
- Estimate 35 + 67 by rounding each number to the nearest 10: ______
- Estimate 50 − 76 by rounding each number to the nearest 10: ______
- Estimate 54 − 45 by rounding each number to the nearest 10: ______
- Estimate 56 + 47 by rounding each number to the nearest 10: ______
- Estimate 49 − 25 by rounding each number to the nearest 10: ______
- Estimate 58 − 78 by rounding each number to the nearest 10: ______
- Estimate 42 + 62 by rounding each number to the nearest 10: ______
- Estimate 34 − 75 by rounding each number to the nearest 10: ______
- Estimate 34 − 87 by rounding each number to the nearest 10: ______
- Estimate 39 − 33 by rounding each number to the nearest 10: ______
- Estimate 88 − 56 by rounding each number to the nearest 10: ______
- Estimate 77 − 55 by rounding each number to the nearest 10: ______
- Estimate 49 − 24 by rounding each number to the nearest 10: ______
- Estimate 38 + 51 by rounding each number to the nearest 10: ______