Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 26 + 38 by rounding each number to the nearest 10: ______
- Estimate 59 + 83 by rounding each number to the nearest 10: ______
- Estimate 47 − 26 by rounding each number to the nearest 10: ______
- Estimate 21 − 45 by rounding each number to the nearest 10: ______
- Estimate 55 + 40 by rounding each number to the nearest 10: ______
- Estimate 41 + 77 by rounding each number to the nearest 10: ______
- Estimate 36 − 55 by rounding each number to the nearest 10: ______
- Estimate 63 − 71 by rounding each number to the nearest 10: ______
- Estimate 87 − 54 by rounding each number to the nearest 10: ______
- Estimate 50 + 34 by rounding each number to the nearest 10: ______
- Estimate 55 + 27 by rounding each number to the nearest 10: ______
- Estimate 29 + 42 by rounding each number to the nearest 10: ______
- Estimate 62 − 86 by rounding each number to the nearest 10: ______
- Estimate 87 − 56 by rounding each number to the nearest 10: ______
- Estimate 75 − 56 by rounding each number to the nearest 10: ______
- Estimate 30 + 63 by rounding each number to the nearest 10: ______
- Estimate 67 − 61 by rounding each number to the nearest 10: ______
- Estimate 60 + 30 by rounding each number to the nearest 10: ______
- Estimate 48 − 70 by rounding each number to the nearest 10: ______
- Estimate 28 + 43 by rounding each number to the nearest 10: ______