Question

b191b
(9) \

$$\begin{array}{r} 305 \\\\ -\\phantom{0}19 \\end{array}$$

(13) \

$$\begin{array}{r} 405 \\\\ -\\phantom{0}26 \\end{array}$$

(10) \

$$\begin{array}{r} 305 \\\\ -\\phantom{0}39 \\end{array}$$

(14) \

$$\begin{array}{r} 405 \\\\ -\\phantom{0}46 \\end{array}$$

(11) \

$$\begin{array}{r} 305 \\\\ -\\phantom{0}59 \\end{array}$$

(15) \

$$\begin{array}{r} 405 \\\\ -\\phantom{0}66 \\end{array}$$

(12) \

$$\begin{array}{r} 305 \\\\ -\\phantom{0}79 \\end{array}$$

(16) \

$$\begin{array}{r} 405 \\\\ -\\phantom{0}86 \\end{array}$$

b192a kumon
subtraction of 3-digit numbers 4
subtract.
(1) \

$$\begin{array}{r} 101 \\\\ -\\phantom{0}28 \\end{array}$$

(5) \

$$\begin{array}{r} 103 \\\\ -\\phantom{0}36 \\end{array}$$

(2) \

$$\begin{array}{r} 201 \\\\ -\\phantom{0}28 \\end{array}$$

(6) \

$$\begin{array}{r} 203 \\\\ -\\phantom{0}37 \\end{array}$$

(3) \

$$\begin{array}{r} 301 \\\\ -\\phantom{0}28 \\end{array}$$

(7) \

$$\begin{array}{r} 303 \\\\ -\\phantom{0}38 \\end{array}$$

(4) \

$$\begin{array}{r} 401 \\\\ -\\phantom{0}28 \\end{array}$$

(8) \

$$\begin{array}{r} 403 \\\\ -\\phantom{0}39 \\end{array}$$

Explanation:

Calculate page B191b column 1

$$
LATEXBLOCK0
$$

Calculate page B191b column 2

$$
LATEXBLOCK1
$$

Calculate page B192a columns 1 and 2

$$
LATEXBLOCK2
$$

Answer:

Page B191b

No.	Problem	Answer
(10)	\(305 - 39\)	\(266\)
(11)	\(305 - 59\)	\(246\)
(12)	\(305 - 79\)	\(226\)
(13)	\(405 - 26\)	\(379\)
(14)	\(405 - 46\)	\(359\)
(15)	\(405 - 66\)	\(339\)
(16)	\(405 - 86\)	\(319\)

Page B192a

No.	Problem	Answer
(2)	\(201 - 28\)	\(173\)
(3)	\(301 - 28\)	\(273\)
(4)	\(401 - 28\)	\(373\)
(5)	\(103 - 36\)	\(67\)
(6)	\(203 - 37\)	\(166\)
(7)	\(303 - 38\)	\(265\)
(8)	\(403 - 39\)	\(364\)